Databases Team B ACC/340 June 13‚ 2011 Richard Calabria Databases In today’s business society‚ technologies such as databases are a vital part of just about every major retail business including the Riordan’s organization. Many people overlook the importance of the role of databases in business because they are integrated so well. Databases definitely affect the output part of the accounting cycle because it includes company’s financial data and other external reports that
Premium Entity-relationship model Asset Business
ISM 6215 - Business Database Systems I Fall 2013 Home Work – 1 (Marks 100) Question 1 - Contrast the following terms. Give one example of each 1. Degree versus cardinality of relationship 2. Required versus optional attributes 3. Data dependence versus data independence 4. Structured versus unstructured data (4*2.5 =10 marks) Answer 1 - Degree; cardinality. The degree (of a relationship) is the number of entity types that participate in that relationship‚ while cardinality is a
Premium Entity-relationship model
Relational Database Design and Implementation for Biodiversity Informatics Paul J. Morris The Academy of Natural Sciences 1900 Ben Franklin Parkway‚ Philadelphia‚ PA 19103 USA Received: 28 October 2004 - Accepted: 19 January 2005 Abstract The complexity of natural history collection information and similar information within the scope of biodiversity informatics poses significant challenges for effective long term stewardship of that information in electronic form. This paper discusses the
Premium Data modeling SQL Database
A hypermedia database is a computer retrieval system. The database allows the user to access texts‚ video and audio recordings and photographs. Files are stored according to subject. Hypermedia Database Hypermedia database comprises a set of interconnected multimedia web pages. In this type of database‚ information is stored online and the data can be accessed by several users at a time. Hypermedia‚ an extension of the term hypertext‚ is a nonlinear medium of information which includes graphics
Premium Database Literature
MODERN DATABASE MANAGEMENT - Database o An organized collection of logically related data. o May be any size and complexity. - Data o A stored representation of objects and events that have meaning and importance in the user’s environment. o Become useful when placed in some sort of context. o Structured • Facts such as the customer name‚ address‚ and telephone number. • The most important structured data types are numeric‚ character‚ and dates. • Stored in tabular form • Found
Premium Database Database model SQL
Assignments Requirements 1. Look up the definition of functional dependency. Can you find a good example? In relational database theory‚ a functional dependency is a constraint between two sets of attributes in a relation from a database. Cars Suppose one is designing a system to track vehicles and the capacity of their engines. Each vehicle has a unique vehicle identification number (VIN). One would write VIN → Engine Capacity because it would be inappropriate for a vehicle’s engine to have
Free Database normalization Relational model Database
ITM540 – Database and Knowledge-base Management Module 3 Case Assignment 3 Robert T. Goodwin Database Applications In his book Groupware -- Computer Support for Business Teams‚ Robert Johansen defines groupware as "specialized computer aids that are designed for the use of collaborative work groups." This definition is better than the "shared data" definition because it helps eliminate multiuser databases from the groupware category
Premium Database SQL Collaboration
Information Literacy and Database Search Activity The reason of this assignment is to explore and explain approaches in navigating databases‚ talk about the finding of the search process‚ closing with four relevant sources that related to the research questions‚ “What competence do counselors believe they have to incorporate spirituality into hospice care‚ and What course(s) are need for counselors to feel comfortable integrating spirituality in a therapeutic setting?” This essay will talk about
Premium Nursing Health care Patient
Architecture and the Environment Paper Cedric R Curry University of Phoenix 02/28/2013 Kimberly Western What is central to environmental psychology is that people generally live‚ work or visit an environment with which they have symbiotic relationship. The environment with which people live‚ will in some way affect the way they behave‚ and this is true whether the environment with which they live is either natural or man-made. However‚ the relationship between the environment and people is not
Premium Natural environment Sustainability Environment
Chapter 1: Database Systems Summary • Data are raw facts. Information is the result of processing data to reveal their meaning. Accurate‚ relavant and timely information is the key to good decision making and good decision making is the key to organizational survival in a global environment • Data are usually stored in a database. To implement a database and manage its contents you need a database management system (DBMS). DBMS serves as an intermediary between the user and the
Premium Data modeling Database Relational model